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Home >> Hyundai >> 2004 >> Elantra GLS, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel System >> DTC Trouble Shooting Procedures >> DTC P0197: Engine Oil Temperature Sensor Circuit Low Input >> Inspection Procedures >> 2. Check OTS Resistance
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2. Check OTS Resistance

  1. Turn ignition switch to OFF position.
  2. Check resistance of OTS between terminals 1 and 2 of the OTS connector.
    Fig 1: Measuring OTS Resistance
    G00749254Courtesy of HYUNDAI MOTOR CO.

Is resistance within specification? 

Yes: Go to next step.

No: Replace OTS.